The Vevor ratchet chain binder set is designed for securing heavy loads on trucks and flatbed trailers. Each binder fits 5/16" to 3/8" chains and provides a 6600 lbs working capacity with durable all-steel construction. The adjustable 24"-31" length and 14" handle help deliver controlled tensioning and easier operation. Powder-coated steel construction is built for long service life in demanding industrial environments. This 2-piece set is suitable for tie-down, logging, towing, and general cargo securement applications.